| Function report | 
| Source Code: include\linux\page-flags.h | Create Date:2022-07-28 05:37:11 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
| home page | Tree | 
| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:PageTransCompound returns true for both transparent huge pages* and hugetlbfs pages, so it should only be called when it's known* that hugetlbfs pages aren't involved.
Proto:static inline int PageTransCompound(struct page *page)
Type:int
Parameter:
| Type | Parameter | Name | 
|---|---|---|
| struct page * | page | 
| 609 | Return PageCompound(page) | 
| Name | Describe | 
|---|---|
| follow_page_pte | |
| alloc_set_pte | alloc_set_pte - setup new PTE entry for given page and add reverse page* mapping | 
| __munlock_pagevec_fill | Fill up pagevec for __munlock_pagevec using pte walk* The function expects that the struct page corresponding to @start address is* a non-TPH page already pinned and in the @pvec, and that it belongs to @zone | 
| page_add_new_anon_rmap | page_add_new_anon_rmap - add pte mapping to a new anonymous page*@page: the page to add the mapping to*@vma: the vm area in which the mapping is added*@address: the user virtual address mapped*@compound: charge the page as compound or small page | 
| page_add_file_rmap | page_add_file_rmap - add pte mapping to a file page*@page: the page to add the mapping to*@compound: charge the page as compound or small page* The caller needs to hold the pte lock. | 
| page_remove_rmap | page_remove_rmap - take down pte mapping from a page*@page: page to remove mapping from*@compound: uncharge the page as compound or small page* The caller needs to hold the pte lock. | 
| try_to_unmap_one | @arg: enum ttu_flags will be passed to this argument | 
| madvise_cold_or_pageout_pte_range | |
| madvise_free_pte_range | |
| lookup_swap_cache | Lookup a swap entry in the swap cache. A found page will be returned* unlocked and with its refcount incremented - we rely on the kernel* lock getting page table operations atomic even if we drop the page* lock before returning. | 
| page_swapped | |
| page_trans_huge_map_swapcount | |
| reuse_swap_page | We can write to an anon page without COW if there are no other references* to it. And as a side-effect, free up its swap: because the old content* on disk will never be read, and seeking back there to write new content | 
| write_protect_page | |
| try_to_merge_one_page | ry_to_merge_one_page - take two pages and merge them into one*@vma: the vma that holds the pte pointing to page*@page: the PageAnon page that we want to replace with kpage*@kpage: the PageKsm page that we want to map instead of page, | 
| cmp_and_merge_page | mp_and_merge_page - first see if page can be merged into the stable tree;* if not, compare checksum to previous and if it's the same, see if page can* be inserted into the unstable tree, or merged with a page already there and | 
| remove_migration_pte | Restore a potential migration pte to a working pte entry | 
| page_trans_huge_mapcount | This calculates accurately how many mappings a transparent hugepage* has (unlike page_mapcount() which isn't fully accurate) | 
| get_mctgt_type | get_mctgt_type - get target type of moving charge*@vma: the vma the pte to be checked belongs*@addr: the address corresponding to the pte to be checked*@ptent: the pte to be checked*@target: the pointer the target page or swap ent will be stored(can be | 
| mem_cgroup_move_charge_pte_range | 
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